Fig. 6From: Timber volume estimation based on airborne laser scanning — comparing the use of national forest inventory and forest management inventory dataComparison of synthetic stand-level timber volume estimates (m3ha− 1) resulting from the FMI and NFI models. NFI model estimates are derived from models (ref) based on a NFI data, b NFI and all FMI data, and c NFI data and the 7 FMI sample plots with the largest zmean_fBack to article page